AFCM Power Relay Control Circuit/Open
The control circuit of the alternative fuel control module (AFCM) power relay is open. The relay coil cannot be energised on command.
Affected components
- Afcm power relay
- Afcm
- Wiring harness
Common causes
- High likelihood: Open in relay control wire
- Medium likelihood: Open relay coil
- Low likelihood: Pin pushed back out of connector body
Diagnostic notes
- The malfunction indicator lamp may illuminate
- This code can affect emissions
- Reduced-power or limp mode may occur
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.